How pregnancy and the placenta adapt to low oxygen

The physiological and genetic basis of gestational adaptations to hypoxia

NIH-funded research Colorado State University · NIH-11321242

This work looks at how low oxygen during pregnancy changes the placenta and baby’s growth by studying the genes and cells that help some pregnancies cope better than others.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionColorado State University NIH-funded
Lab location1 site (Fort Collins, United States)
Project IDNIH-11321242 on NIH RePORTER

What this research studies

You will learn how researchers compare animals adapted to high altitude with human-relevant biology to find shared ways the placenta responds to low oxygen. They use advanced lab techniques that read which genes are active in specific placental cell types (single-nuclei RNA sequencing and related methods). By mapping cell-specific gene activity and chromatin accessibility, they aim to pinpoint the cells and genetic changes linked to better fetal growth under low-oxygen conditions. The goal is to reveal why some pregnancies have fetal growth restriction from hypoxia while others are protected.

Who could benefit from this research

Good fit: People who might be most relevant are pregnant people affected by low-oxygen conditions (for example, those living at high altitude or with placental insufficiency and fetal growth restriction).

Not a fit: People with pregnancy complications that are unrelated to placental oxygenation, such as certain infections or genetic fetal disorders, may not benefit from this work.

Why it matters

Potential benefit: If successful, this could point to genetic markers or cell processes that help predict or prevent low-oxygen–related fetal growth problems.

How similar studies have performed: Previous animal and population studies have shown that high-altitude adaptations can protect fetal growth, but detailed cell-by-cell and genetic mapping in the placenta is a newer approach.

Where this research is happening

Fort Collins, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Candidate Disease Gene
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.